ID A0A0D7BH76_9AGAR Unreviewed; 324 AA.
AC A0A0D7BH76;
DT 27-MAY-2015, integrated into UniProtKB/TrEMBL.
DT 27-MAY-2015, sequence version 1.
DT 27-MAR-2024, entry version 24.
DE RecName: Full=Arabinan endo-1,5-alpha-L-arabinosidase {ECO:0000256|ARBA:ARBA00012586, ECO:0000256|PIRNR:PIRNR026534};
DE EC=3.2.1.99 {ECO:0000256|ARBA:ARBA00012586, ECO:0000256|PIRNR:PIRNR026534};
GN ORFNames=CYLTODRAFT_392858 {ECO:0000313|EMBL:KIY69923.1};
OS Cylindrobasidium torrendii FP15055 ss-10.
OC Eukaryota; Fungi; Dikarya; Basidiomycota; Agaricomycotina; Agaricomycetes;
OC Agaricomycetidae; Agaricales; Marasmiineae; Physalacriaceae;
OC Cylindrobasidium.
OX NCBI_TaxID=1314674 {ECO:0000313|EMBL:KIY69923.1, ECO:0000313|Proteomes:UP000054007};
RN [1] {ECO:0000313|EMBL:KIY69923.1, ECO:0000313|Proteomes:UP000054007}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=FP15055 ss-10 {ECO:0000313|EMBL:KIY69923.1,
RC ECO:0000313|Proteomes:UP000054007};
RX PubMed=25683379; DOI=10.1016/j.fgb.2015.02.002;
RA Floudas D., Held B.W., Riley R., Nagy L.G., Koehler G., Ransdell A.S.,
RA Younus H., Chow J., Chiniquy J., Lipzen A., Tritt A., Sun H., Haridas S.,
RA LaButti K., Ohm R.A., Kues U., Blanchette R.A., Grigoriev I.V., Minto R.E.,
RA Hibbett D.S.;
RT "Evolution of novel wood decay mechanisms in Agaricales revealed by the
RT genome sequences of Fistulina hepatica and Cylindrobasidium torrendii.";
RL Fungal Genet. Biol. 76:78-92(2015).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Endohydrolysis of (1->5)-alpha-arabinofuranosidic linkages in
CC (1->5)-arabinans.; EC=3.2.1.99;
CC Evidence={ECO:0000256|ARBA:ARBA00000375,
CC ECO:0000256|PIRNR:PIRNR026534};
CC -!- PATHWAY: Glycan metabolism; L-arabinan degradation.
CC {ECO:0000256|ARBA:ARBA00004834, ECO:0000256|PIRNR:PIRNR026534}.
CC -!- SIMILARITY: Belongs to the glycosyl hydrolase 43 family.
CC {ECO:0000256|ARBA:ARBA00009865, ECO:0000256|PIRNR:PIRNR026534}.
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DR EMBL; KN880476; KIY69923.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A0D7BH76; -.
DR STRING; 1314674.A0A0D7BH76; -.
DR OrthoDB; 2418563at2759; -.
DR UniPathway; UPA00667; -.
DR Proteomes; UP000054007; Unassembled WGS sequence.
DR GO; GO:0046558; F:arabinan endo-1,5-alpha-L-arabinosidase activity; IEA:UniProtKB-EC.
DR GO; GO:0031222; P:arabinan catabolic process; IEA:UniProtKB-UniPathway.
DR CDD; cd18831; GH43_AnAbnA-like; 1.
DR InterPro; IPR006710; Glyco_hydro_43.
DR InterPro; IPR016840; Glyco_hydro_43_endo_a_Ara-ase.
DR InterPro; IPR023296; Glyco_hydro_beta-prop_sf.
DR PANTHER; PTHR43301; ARABINAN ENDO-1,5-ALPHA-L-ARABINOSIDASE; 1.
DR PANTHER; PTHR43301:SF3; ARABINOSIDASE-RELATED; 1.
DR Pfam; PF04616; Glyco_hydro_43; 1.
DR PIRSF; PIRSF026534; Endo_alpha-L-arabinosidase; 1.
DR SUPFAM; SSF75005; Arabinanase/levansucrase/invertase; 1.
PE 3: Inferred from homology;
KW Glycosidase {ECO:0000256|ARBA:ARBA00023295, ECO:0000256|PIRNR:PIRNR026534};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|PIRNR:PIRNR026534};
KW Reference proteome {ECO:0000313|Proteomes:UP000054007};
KW Signal {ECO:0000256|SAM:SignalP}.
FT SIGNAL 1..16
FT /evidence="ECO:0000256|SAM:SignalP"
FT CHAIN 17..324
FT /note="Arabinan endo-1,5-alpha-L-arabinosidase"
FT /evidence="ECO:0000256|SAM:SignalP"
FT /id="PRO_5002317289"
FT ACT_SITE 31
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR606710-1"
FT ACT_SITE 195
FT /note="Proton donor"
FT /evidence="ECO:0000256|PIRSR:PIRSR606710-1"
FT SITE 145
FT /note="Important for catalytic activity, responsible for
FT pKa modulation of the active site Glu and correct
FT orientation of both the proton donor and substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR606710-2"
SQ SEQUENCE 324 AA; 34611 MW; A21DC3B6E3C053A3 CRC64;
MKFSLKLLSL LPAVLATPNP LSGSSNIVVR DPAMAYNTNT GKYYAFSTNE NIKIFTSTSL
NGPWSRAGSV LPNCSSIALD GNCNLWAPDI FYYNGRWALY YSVSAIGSQN SAIGVAVSDS
MEPGTWTDLG QVIRSYSGDV FNAIDPNVID DNGLKLTFGS YWQGIYQVGL WPDVNNQASD
TPGTHLAGNS GRPAEGAFVY KPSASPYFFC FFSDGITPFD GATSRPAPGK EYKVLVGRGS
SSMGPFYGKL GNALTEALDP PTGSLVLGSH DNVYAPGGQS IFLDPVSGRD VLVYHYIPND
AFGGPSYLGI NYLDFSSGWP VVVD
//
